(organic chemistry) Any of a class or organic nitrogen compounds derived from the parent compound NH₂-NH-CO-NH₂; they react with aldehydes and ketones to form semicarbazones.
semicarbazone
semicarbazone
noun
(organic chemistry) The reaction product of an aldehyde or ketone with semicarbazide; they have the general formula R₁R₂C=N-NH-CO-NH₂